Be Amazing! Toys Sick Science Rainbow Straws
Learn all about density. It can be a difficult scientific property to grasp, that's why we like making it colorful, fun, and (most importantly) simple! The Salt Water Density Straw is the epitome of kitchen science. You'll use materials are right in your house, and with just a bit of salt, you'll create a colorful experience that will have young scientists understanding density in moments.